[tor-commits] [tor-browser-build/master] Bug 29013: Enable stack protection support for Firefox on Windows

[boklm@xxxxxxxxxxxxxx]

commit 562fe8f1df0de8912c9eaf7ff8c3b4d989d4aa01
Author: Georg Koppen <gk@xxxxxxxxxxxxxx>
Date:   Tue Oct 1 07:42:38 2019 +0000

    Bug 29013: Enable stack protection support for Firefox on Windows
---
 projects/firefox/build   | 3 +++
 projects/firefox/config  | 3 +++
 projects/mingw-w64/build | 4 +++-
 3 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/projects/firefox/build b/projects/firefox/build
index ac63c84..7903bd3 100644
--- a/projects/firefox/build
+++ b/projects/firefox/build
@@ -15,6 +15,9 @@ mkdir -p [% dest_dir _ '/' _ c('filename') %]
   mkdir -p $HOME
   WINEROOT=$HOME/.wine/drive_c
   wine wineboot -i
+  # Setting up stack protector support
+  tar -C /var/tmp/dist -xf [% c('input_files_by_name/mingw-w64') %]
+  cp /var/tmp/dist/mingw-w64/gcclibs/{libssp.a,libssp_nonshared.a} /var/tmp/dist/mingw-w64-clang/[% c("arch") %]-w64-mingw32/lib/
 [% END -%]
 
 tar -C /var/tmp/dist -xf [% c('input_files_by_name/rust') %]
diff --git a/projects/firefox/config b/projects/firefox/config
index 3391a5a..9da579a 100644
--- a/projects/firefox/config
+++ b/projects/firefox/config
@@ -159,6 +159,9 @@ input_files:
   - project: fxc2
     name: fxc2
     enable: '[% c("var/windows") %]'
+  - name: mingw-w64
+    project: mingw-w64
+    enable: '[% c("var/windows") %]'
   - filename: abicheck.cc
     enable: '[% c("var/linux") %]'
   - filename: start-firefox
diff --git a/projects/mingw-w64/build b/projects/mingw-w64/build
index 111205c..9e504ba 100644
--- a/projects/mingw-w64/build
+++ b/projects/mingw-w64/build
@@ -56,7 +56,9 @@ cd /var/tmp/build/gcc
 make -j[% c("buildconf/num_procs") %]
 make install
 mkdir -p $distdir/gcclibs
-cp [% c("arch") %]-w64-mingw32/libssp/.libs/libssp-0.dll $distdir/gcclibs
+# We compile libssp both for being used dynamically (in tor) and statically (in
+# firefox).
+cp [% c("arch") %]-w64-mingw32/libssp/.libs/libssp* $distdir/gcclibs
 cp [% c("arch") %]-w64-mingw32/libgcc/shlib/[% c("var/libgcc_dll") %] $distdir/gcclibs
 
 cd /var/tmp/dist



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